25-n=7(n+4)-3

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Solution for 25-n=7(n+4)-3 equation:


Simplifying
25 + -1n = 7(n + 4) + -3

Reorder the terms:
25 + -1n = 7(4 + n) + -3
25 + -1n = (4 * 7 + n * 7) + -3
25 + -1n = (28 + 7n) + -3

Reorder the terms:
25 + -1n = 28 + -3 + 7n

Combine like terms: 28 + -3 = 25
25 + -1n = 25 + 7n

Add '-25' to each side of the equation.
25 + -25 + -1n = 25 + -25 + 7n

Combine like terms: 25 + -25 = 0
0 + -1n = 25 + -25 + 7n
-1n = 25 + -25 + 7n

Combine like terms: 25 + -25 = 0
-1n = 0 + 7n
-1n = 7n

Solving
-1n = 7n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-7n' to each side of the equation.
-1n + -7n = 7n + -7n

Combine like terms: -1n + -7n = -8n
-8n = 7n + -7n

Combine like terms: 7n + -7n = 0
-8n = 0

Divide each side by '-8'.
n = 0

Simplifying
n = 0

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